<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8">
    <title>更改URL</title>
  </head>
  <body>
    <input type="button" value="载入新文档" onclick="newPage()">
    <input type="button" value="刷新页面" onclick="freshPage()">
    <p id="time"></p>
    <script>
      // 获取并显示当前页面载入的时间
      var ds = new Date(), d = ds.getDate();
      var t = ds.toLocaleTimeString();
      document.getElementById('time').innerHTML = t;
      // 载入新文档
      function newPage() {
        window.location.assign('http://www.example.com')
      }
      // 刷新文档
      function freshPage() {
        location.reload(true);
      }
    </script>
    <p>
      <a href="file:///C:/Users/rise/Desktop/%E9%A6%96%E9%A1%B5/default/06.html">返回</a>
    </p>
  </body>
</html>